US Bridges

Nfa E184 over Castalia Bayou

Fair

Shelby County, Tennessee · Rozelle ST - Memphis · Structure no. 790B6110001

Built
1986
39 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
87 ft
1 main span
Daily traffic
800
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa E184 over Castalia Bayou is a steel stringer/multi-beam or girder carrying Nfa E184 over Castalia Bayou in Shelby County, Tennessee. It was built in 1986, so it is 39 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 800 vehicles a day, roughly 2% of them trucks, projected to reach 1,280 by 2042. The structure is 87 ft (26.5 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNfa E184
CrossesCastalia Bayou
LocationRozelle ST - Memphis
RouteCity Street 184
CountyShelby County
StateTennessee
Coordinates35.10314, -90.00622
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating28.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span87 ft (26.5 m)
Deck width37 ft (11.3 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2020)
Projected traffic1,280 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa E184 over Castalia Bayou built?

It was built in 1986, making it 39 years old in 2025.

What condition is Nfa E184 over Castalia Bayou in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does Nfa E184 over Castalia Bayou carry?

About 800 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa E184 over Castalia Bayou?

The structure is 87 ft (26.5 m) long with a longest span of 87 ft (26.5 m) and a deck 37 ft wide.

Who owns Nfa E184 over Castalia Bayou?

It is owned by the City or Municipal Highway Agency.